Tags: presence extraction using a contiguous VMFS storage space is data lossNow, with the advent of virtualization technology, many enterprises are starting to use virtualization technology. The principle of virtualization technology is to virtualize the hardware to different virtual machines. That is, a physical machine can have more than one virtual machine. However, if the physical
What do you mean, recovery?
Recovery translation is "recovery" means that after the boot through a special key combination (various manufacturers vary the model) can enter a system (engineering mode), in this interface you can directly with the SD card ZIP ROM upgrade or backup your system, The older version of the recovery
Canon and other high-definition SLR now more and more popular and more advanced technology, users in the use of the same time, there will inevitably be data loss, etc., today encountered a shooting wedding customers mistakenly operation will canon 80D machine in the MP4 format file all format lost, Later use of the various scanning software on the Internet to try their own recovery failed, the recovered fil
Note: 1 The experiment environment is the same platform, in the same byte order, in the same version. The directory structure of the source and target machines is the same. 2. You only need to install the oracle database software on the target machine. 3. Use backup for the first time to restore the test environment, copy the backup from the source machine to the target
Let's talk about the background of the problem. You can skip it later. I am a 15-inch rMBP2012. The day before yesterday, I got stuck on the login interface (a rare problem is that after entering the password, the circle turns endlessly. Of course, the system cannot go in ). I just got started with mac and didn't understand anything. I simply used the disk permission repair and disk verification, and there was no problem. So I went to the app store for detection and re-installed it directly. If
The time machine under the Mac is a very powerful feature of OS X, and before PC6 has taught you how to set up the backup disk for time machine, when our Mac system crashes, we can restore the system with The Times machine The following small series to bring you to use the Mac computer with the time machine for system
Tags: Linux virtual machine KVM data recovery mistakenly deletedone, virtual machine failure Environment DescriptionThe client's physical machine operating system is a Linux system, and the file system is the EXT4 file system. The KVM virtual machine on it is deleted, each v
This article mainly describes the Rman recovery scheme and Oracle Machine recovery, the need for friends can refer to the followingNote:The premise of ① recovery is that it is ready for backup② Full Recovery database is a database that is experiencing a failure to recover wi
different machine restoresCold Backup Recovery methodA, do not create an instance: (The database name on the source machine is ORCL)① the Oradata directory on the target computer to establish the ORCL folder, copy the source of all the data files and online redo files to this directory.② set up the Orcl folder in the Admin directory on the target
Virtual machine Data Recovery failure:The failed storage device is a branded storage EVA8400 model, due to an unexpected power outage in the storage room, a VMware virtual machine in the store could not be started (the Oracle database is stored in the virtual machine), the administrator emptied the cache and attempted
This series of articles describes the relationship between cloud and backup, including:(1) VMware Virtual machine backup and recovery(2) KVM virtual machine backup and recovery(3) Cloud and backup(4) OpenStack and backup(5) Public Cloud and backup1. VMware Basics related to backup 1.1 VMware virtual
Label:Rman Machine Recovery considerations:1. When the RMAN machine recovers, the db_name must be the same. If you want to change to another instance name, you can modify it with the NID command after the recovery is successful. The instance name information is recorded in the control file, so if the instance name is i
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Use RMAN for recovery from different machine backups (WIN platform)
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In some cases, if the database server is under disk space pressure or costs control, you need to back up the data files to a different machine, and RMAN can be used to complete this work. Based on WindowsT
In some cases, if the database server is under disk space pressure or costs control, you need to back up the data files to a different machine, and RMAN can be used to complete this work. Based on Windows
In some cases, if the database server is under disk space pressure or costs control, you need to back up the data files to a different machine, and RMAN can be used to complete this work. Based on Windows
Sweet Pepper Brush Machine assistant in last week released the latest version, the new edition of the Chinese Touch recovery mode, through the way of illustration so that small white can also safely brush machine. However, this feature is not fully open, and only some of the models currently support this feature.
Sweet Pepper Brush
disk capacity 200G data Disk (compact mode) + 160G snapshot data disk.Fault analysis1. Backup DataThe VMFS volume in the rd220i storage that is mounted on the VMware VSphere client is unloaded in the normal manner. The VMFS volume on the rd220i storage is then connected to the backup server by means of a network cable, followed by a professional tool to mirror the entire VMFS volume to the prepared backup space as a sector to ensure the customer's data is secure, and subsequent analysis and
(collation methods include summary rollup and compact compression , tag-compression as with serial old, Mark-Summarize is to copy the surviving objects to the pre-prepared area and then clean up the previous objects.CMS (Concurrent Mark Sweep) Collector: Old generation collectors, multi-threaded collectors, attention to the shortest payback time pauses, using the tag-purge algorithm, the user thread can work concurrently with the GC thread.G1 Collector: Published in JDK1.7, used less, not intro
Environment:
Os:red Hat Linux as 5
db:10.2.0.4
There are times when the test environment requires that we use the backup set of the production library to recover on another new machine (provided the new machine installs Oracle software in advance and the version is consistent with the original library), and the following is the recovery process.
1. Make full
My friend's database system has a problem. The following is his solution process, which is helpful for me to learn RMAN:
The following is a case:
Production Machine OS down, RMAN disaster recovery
When I was learning rman, I suddenly encountered a golden "good opportunity" to learn RMAN. Because it is a production machine, the following operation objective is to
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